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Asus M3A78 Pro User Manual

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Contents

Notices ......................................................................................................... vi
Safety information ..................................................................................... vii
About this guide ....................................................................................... viii
M3A78 PRO specifications summary ........................................................ x

Chapter 1:

Product introduction

1.1

Welcome! ...................................................................................... 1-2

1.2

Package contents ......................................................................... 1-2

1.3

Special features ............................................................................ 1-3
1.3.1

Product highlights ........................................................... 1-3

1.3.2

ASUS unique features .................................................... 1-5

1.3.3

ASUS intelligent performance and

overclocking features ...................................................... 1-7

1.4

Before you proceed ..................................................................... 1-8

1.5

Motherboard overview ................................................................. 1-9
1.5.1

Motherboard layout ......................................................... 1-9

1.5.2

Placement direction ...................................................... 1-10

1.5.3

Screw holes .................................................................. 1-10

1.6

Central Processing Unit (CPU) ................................................. 1-11
1.6.1

Installing the CPU ..........................................................1-11

1.6.2

Installing the heatsink and fan ...................................... 1-13

1.7

System memory ......................................................................... 1-15
1.7.1

Overview ....................................................................... 1-15

1.7.2

Memory configurations .................................................. 1-15

1.7.3

Installing a DIMM .......................................................... 1-23

1.7.4

Removing a DIMM ........................................................ 1-23

1.8

Expansion slots .......................................................................... 1-24
1.8.1

Installing an expansion card ......................................... 1-24

1.8.2

Configuring an expansion card ..................................... 1-24

1.8.3

PCI slots ........................................................................ 1-26

1.8.4

PCI Express x1 slots ..................................................... 1-26

1.8.5

PCI Express 2.0 x16 slot ............................................... 1-26

1.9

Jumpers ...................................................................................... 1-27

1.10 Connectors ................................................................................. 1-29

1.10.1 Rear panel connectors .................................................. 1-29
1.10.2 Internal connectors ....................................................... 1-32